InChI=1/C17H24N2O3/c1-10-11(2)22-12(3)15(10)17(21)19-8-4-5-13(9-19)16(20)18-14-6-7-14/h13-14H,4-9H2,1-3H3,(H,18,20)/t13-/m1/s1/f/h18H 38A87891EF8CD7F1